*{
    margin:0;
    padding:0;
    box-sizing: border-box;
}
em,i{
    font-style:normal
}
li{
    list-style:none
}
img{
    border:0;vertical-align:middle
}
button{
    cursor:pointer
}
a{
    color:#666;
    text-decoration:none
}
a:hover{
    color:#c81623
}
button,input{
    font-family:Microsoft YaHei,Heiti SC,tahoma,arial,Hiragino Sans GB,"\5B8B\4F53",sans-serif;
    /* 默认有灰色边框需要手动去除 */
    border: 0;
    outline: none;
}
    body{
        -webkit-font-smoothing:antialiased;
        background-color:#fff;
        font:12px/1.5 Microsoft YaHei,Heiti SC,tahoma,arial,Hiragino Sans GB,"\5B8B\4F53",sans-serif;
        color:#666
    }
    .hide,.none{
        display:none
    }
    .clearfix:after{
        visibility:hidden;
        clear:both;
        display:block;
        content:".";
        height:0
    }
.clearfix{
    *zoom:1
}